Wheel bracket mechanism for an electric wheelchair equipped...

Details Wheel bracket mechanism for an electric wheelchair equipped... Wheel bracket mechanism for an electric wheelchair equipped...

2007-02-13

2007-02-13

Ellis, Christopher P. (Department: 3618)

Land vehicles

Wheeled

Occupant propelled type

C280S124160, C280S009000, C180S907000, C180S065100, C267S279000

Reexamination Certificate

active

10699267

ABSTRACT:
A wheel bracket mechanism for an electric wheelchair equipped with auxiliary wheels, which comprises a frame, a pair of drive wheel brackets, four pedestal assemblies, a pair of caster brackets, a pair of oscillating assembly and a pair of anti-tipping brackets. The frame is provide with a pair of castor brackets at the front end and a pair of anti-tipping brackets at the rear end thereof, a pair of drive wheel brackets are secured to the frame with a front end stretching ahead of it and located between the castor brackets and the anti-tipping brackets, and between the castor brackets and the drive wheel bracket disposed an oscillating assemblies, four pedestal assemblies equipped with cushioning blocks are disposed at both sides of the front and rear end of the frame respectively in pairs with located opposite to each other.

REFERENCES:
patent: RE28259 (1974-12-01), Henschen
patent: 6070898 (2000-06-01), Dickie et al.
patent: 6135222 (2000-10-01), Furukawa
patent: 6199647 (2001-03-01), Schaffner et al.

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